<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>品牌列表案例</title>
  <link rel="stylesheet" href="./lib/bootstrap.css">
  <link rel="stylesheet" href="./css/brandlist.css">
</head>

<body>

  <div id="app">
    <!-- 卡片区域 -->
    <div class="card">
      <div class="card-header">
        添加品牌
      </div>
      <div class="card-body">
        <!-- 添加品牌的表单区域 -->
<!--        表单元素有一个submit事件-->
        <form @submit.prevent="add">
          <div class="form-row align-items-center">
            <div class="col-auto">
              <div class="input-group mb-2">
                <div class="input-group-prepend">
                  <div class="input-group-text">品牌名称</div>
                </div>
                <input type="text" class="form-control" placeholder="请输入品牌名称" v-model.trim="brand">
              </div>
            </div>
            <div class="col-auto">
              <button type="submit" class="btn btn-primary mb-2">添加</button>
            </div>
          </div>
        </form>
      </div>
    </div>

    <!-- 表格区域 -->
    <table class="table table-bordered table-hover table-striped">
      <thead>
        <tr>
          <th scope="col">#</th>
          <th scope="col">品牌名称</th>
          <th scope="col">状态</th>
          <th scope="col">创建时间</th>
          <th scope="col">操作</th>
        </tr>
      </thead>
      <tbody>
        <tr v-for="item in list" :key="item.id">
          <td>{{ item.id }}</td>
          <td>{{ item.name }}</td>
          <td>
            <div class="custom-control custom-switch">
<!--              这里复习input和label的用法，需要给id动态生成值，for也是一样-->
              <input type="checkbox" class="custom-control-input" :id="'cb'+ item.id" v-model="item.status">
              <label class="custom-control-label" :for="'cb'+ item.id" v-if="item.status">已启用</label>
              <label class="custom-control-label" :for="'cb'+ item.id" v-else>已禁用</label>
            </div>
          </td>
          <td>{{ item.time }}</td>
          <td>
            <a href="javascript:;" @click="remove(item.id)">删除</a>
          </td>
        </tr>
      </tbody>
    </table>
  </div>
  <script src="./lib/vue-2.6.12.js"></script>
<script>
  const vm = new Vue({
    el: '#app',
    data: {
      brand: '',
      nextId: 4,
      list: [
        {id: 1,name: '张三',status: true,time: new Date()},
        {id: 2,name: '李四',status: false,time: new Date()},
        {id: 3,name: '王五',status: true,time: new Date()}
      ]
    },
    methods: {
      remove(id) {
        this.list = this.list.filter(item => item.id !== id)
      },
      add() {
        if(this.brand === '') return alert('请填写内容')
        const obj = {
          id: this.nextId,
          name: this.brand,
          status: true,
          time: new Date()
        }
        this.list.push(obj)
        this.brand = ''
        this.nextId ++
      }
    }
  })
</script>
</body>

</html>